Home / 6,122.39-9,183.38-2,659.64

Finding the Fourth Proportional to 6,122.39, 9,183.38 and 2,659.64

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Solution

The fourth proportional to 6,122.39, 9,183.38 and 2,659.64 is: 3,989.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.39 : 9,183.38 = 2,659.64 : x
  2. Step 2: Convert to fraction form
    6,122.39/9,183.38 = 2,659.64/x
  3. Step 3: Cross multiply
    6,122.39x = 9,183.38 × 2,659.64
  4. Step 4: Simplify right side
    6,122.39x = 24,424,484.78
  5. Step 5: Solve for x
    x = 24,424,484.78/6,122.39
  6. Step 6: Final answer
    x = 3,989.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.